13 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
cause of AVS and ... cause of AVS. ... #PhysicalExam #Neurology ... #Posterior #CVA ... #Peripheral #Central
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
and Peripheral ... contusion • Tumours: CPA ... , posterior fossa ... #Peripheral #Causes ... Differential #Diagnosis #algorithm
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Peripheral Causes ... often classified as ... #Central #Causes ... differential #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... Dizziness and Vertigo Peripheral ... may be present Central ... with vascular causes ... (posterior canal
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
components: targeted neurologic ... disposition, even if the cause ... is peripheral. ... CNS, Central nervous ... #Posterior #CVA
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
include a: • Neurologic ... such as the whispered ... cause unknown) ... II ○ Susac’s syndrome ... trauma ○ MS, CVA
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... edema visualized as ... narrowing on MRA/CTA ... the underlying cause ... with AEDs until cause
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
of breath • Neurologic ... deficits (peripheral ... Superior Vena Cava ... • Dyspnea at rest ... Progressive decline in mental
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... - Emergency Causes ... perineum, and posterior ... • Provocative Tests ... #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... and sensitive tests ... pathophysiology as ... diagnosis #management #neurology